Douglas W. Ducker

📍 Manchester, CT: #270 of 606 inventorsTop 45%

🗺 Connecticut: #15,609 of 34,797 inventorsTop 45%

Overall (All Time): #2,248,672 of 4,157,543Top 55%

Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
D408295	Combination digital clock and lamp base	—	1999-04-20
5673996	Pen with led indicator	—	1997-10-07